Younha (Japanese: ユンナ, Yunna, Korean: 고윤하, Go Youn-ha), born April 29, 1988 in Seoul, Korea, is a J-Pop & K-Pop singer; she plays the piano and has since age 4. She is relatively new to the J-pop scene and is signed to Sony Records in Japan.
In her Japanese career, she has released 1 Album and 9 singles so far, the most recent being 儚く強く (Hakanaku Tsuyoku).
She released a digital download single in Korea on 05 October, 2006.
Younha will officially debut in Korea under the name "Younha", written in roman letters, with her first Korean album titled, "고백하기 좋은 날" (A Good Day To Declare Love) on the date 17 March, 2007.